1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.communities.action;
24  
25  import com.liferay.portal.NoSuchGroupException;
26  import com.liferay.portal.NoSuchRoleException;
27  import com.liferay.portal.kernel.servlet.SessionErrors;
28  import com.liferay.portal.kernel.util.Constants;
29  import com.liferay.portal.kernel.util.ParamUtil;
30  import com.liferay.portal.kernel.util.StringUtil;
31  import com.liferay.portal.security.auth.PrincipalException;
32  import com.liferay.portal.service.UserGroupRoleServiceUtil;
33  import com.liferay.portal.struts.PortletAction;
34  
35  import javax.portlet.ActionRequest;
36  import javax.portlet.ActionResponse;
37  import javax.portlet.PortletConfig;
38  import javax.portlet.RenderRequest;
39  import javax.portlet.RenderResponse;
40  
41  import org.apache.struts.action.ActionForm;
42  import org.apache.struts.action.ActionForward;
43  import org.apache.struts.action.ActionMapping;
44  
45  /**
46   * <a href="EditUserRolesAction.java.html"><b><i>View Source</i></b></a>
47   *
48   * @author Charles May
49   */
50  public class EditUserRolesAction extends PortletAction {
51  
52      public void processAction(
53              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
54              ActionRequest actionRequest, ActionResponse actionResponse)
55          throws Exception {
56  
57          String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
58  
59          try {
60              if (cmd.equals("user_group_role_users")) {
61                  updateUserGroupRoleUsers(actionRequest);
62              }
63  
64              sendRedirect(actionRequest, actionResponse);
65          }
66          catch (Exception e) {
67              if (e instanceof PrincipalException) {
68                  SessionErrors.add(actionRequest, e.getClass().getName());
69  
70                  setForward(actionRequest, "portlet.communities.error");
71              }
72              else {
73                  throw e;
74              }
75          }
76      }
77  
78      public ActionForward render(
79              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
80              RenderRequest renderRequest, RenderResponse renderResponse)
81          throws Exception {
82  
83          try {
84              ActionUtil.getGroup(renderRequest);
85              ActionUtil.getRole(renderRequest);
86          }
87          catch (Exception e) {
88              if (e instanceof NoSuchGroupException ||
89                  e instanceof NoSuchRoleException ||
90                  e instanceof PrincipalException) {
91  
92                  SessionErrors.add(renderRequest, e.getClass().getName());
93  
94                  return mapping.findForward("portlet.communities.error");
95              }
96              else {
97                  throw e;
98              }
99          }
100 
101         return mapping.findForward(
102             getForward(renderRequest, "portlet.communities.edit_user_roles"));
103     }
104 
105     protected void updateUserGroupRoleUsers(ActionRequest actionRequest)
106         throws Exception {
107 
108         long groupId = ParamUtil.getLong(actionRequest, "groupId");
109         long roleId = ParamUtil.getLong(actionRequest, "roleId");
110 
111         long[] addUserIds = StringUtil.split(
112             ParamUtil.getString(actionRequest, "addUserIds"), 0L);
113         long[] removeUserIds = StringUtil.split(
114             ParamUtil.getString(actionRequest, "removeUserIds"), 0L);
115 
116         UserGroupRoleServiceUtil.addUserGroupRoles(addUserIds, groupId, roleId);
117         UserGroupRoleServiceUtil.deleteUserGroupRoles(
118             removeUserIds, groupId, roleId);
119     }
120 
121 }